%0 Journal Article %A Rugang Ye %T On the existence of area-minimizing surfaces with free boundary. %J Mathematische Zeitschrift %D 1991 %P 321-332 %V 206 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZ_1991__206_1_174228/ %F MZ_1991__206_1_174228